85304725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 124384896

約数和(自身を除く): 39080171

約数列:

[1, 5, 11, 17, 25, 55, 71, 85, 187, 257, 275, 355, 425, 781, 935, 1207, 1285, 1775, 2827, 3905, 4369, 4675, 6035, 6425, 13277, 14135, 18247, 19525, 21845, 30175, 48059, 66385, 70675, 91235, 109225, 200717, 240295, 310199, 331925, 456175, 1003585, 1201475, 1550995, 3412189, 5017925, 7754975, 17060945, 85304725]

約数ペア:

[(1, 85304725), (5, 17060945), (11, 7754975), (17, 5017925), (25, 3412189), (55, 1550995), (71, 1201475), (85, 1003585), (187, 456175), (257, 331925), (275, 310199), (355, 240295), (425, 200717), (781, 109225), (935, 91235), (1207, 70675), (1285, 66385), (1775, 48059), (2827, 30175), (3905, 21845), (4369, 19525), (4675, 18247), (6035, 14135), (6425, 13277)]